87841120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11681}}^1$

素因数の和:11743

約数の個数: 48

約数和(自身を含む): 211958208

約数和(自身を除く): 124117088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 11681, 23362, 46724, 58405, 93448, 116810, 186896, 233620, 373792, 467240, 549007, 934480, 1098014, 1868960, 2196028, 2745035, 4392056, 5490070, 8784112, 10980140, 17568224, 21960280, 43920560, 87841120]

約数ペア:

[(1, 87841120), (2, 43920560), (4, 21960280), (5, 17568224), (8, 10980140), (10, 8784112), (16, 5490070), (20, 4392056), (32, 2745035), (40, 2196028), (47, 1868960), (80, 1098014), (94, 934480), (160, 549007), (188, 467240), (235, 373792), (376, 233620), (470, 186896), (752, 116810), (940, 93448), (1504, 58405), (1880, 46724), (3760, 23362), (7520, 11681)]